Achievements He won a silver medal in the 4 x 10 km relay at the 1956 Winter Olympics in Cortina d"Ampezzo. Viitanen also won five medals in the FIS Nordic World Ski Championships with a gold in the 4 x 10 km relay (1954), a silver in the 15 km (1954), and bronzes in the 50 km (1954, 1958) and the 4 x 10 km relay (1958). He also won the 50 km event at the Holmenkollen ski festival in 1956.